Davis, California

Old Bridge (Yolo County, California)
Built 1919
Open-spandrel arch bridge over Putah Creek
Open to pedestrians only

Toad Tunnel Pole Line Road/ Rt 80 Overpass (Yolo County, California)
Tunnel For Toad Crossing
Bridge over Rt 80 on Pole Line Road
Open to toads Frogs etc

UP - Richards Boulevard Overpass (Yolo County, California)
Built 1916
Steel stringer bridge over Richards Boulevard on Union Pacific Railroad
Open to traffic